Integrated Circuits

Discover a comprehensive selection of high-performance integrated circuits (ICs). Our offerings include microcontrollers, microprocessors, FPGAs, and more, designed to deliver exceptional functionality and reliability. Click one of the categories below to explore our IC solutions.

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About Integrated Circuits

Integrated circuits (ICs) are essential components in modern electronic devices, combining multiple electronic components onto a single semiconductor substrate. These miniature electronic circuits perform a variety of functions, from simple logic gates to complex microprocessors. ICs are known for their small size, efficiency, reliability, and versatility, making them indispensable in a wide range of applications.

What Are Integrated Circuits?

Integrated circuits are semiconductor devices that integrate multiple electronic components—including transistors, resistors, and capacitors—onto a single silicon chip to perform computing, control, or signal processing functions.

Engineers use integrated circuits to deliver compact processing power, control electronic systems, and support applications in consumer electronics, embedded computing, and industrial technology. Explore Suntsu’s portfolio of integrated circuits to source reliable components for your next circuit board or system design.

Types of Integrated Circuits We Offer

Microcontrollers

Microcontrollers are compact integrated circuits that combine a processor core, memory, and input/output interfaces onto a single chip. These devices function as the control unit within embedded electronic systems, allowing engineers to program and manage hardware operations.

Microcontrollers are widely used in consumer electronics, industrial automation, and IoT devices, where efficient processing power and low power consumption are required. Their integrated architecture simplifies circuit board design while enabling flexible system control.

Microprocessors

Microprocessors serve as the central processing unit of computing systems, executing instructions and performing data processing tasks within electronic devices. These integrated circuits contain complex architectures with billions of transistors, enabling high computational performance.

Engineers integrate microprocessors into embedded computing systems, networking equipment, and industrial controllers where advanced processing capabilities are required for machine learning, automation, and data-driven applications.

Field Programmable Gate Arrays (FPGAs)

Field Programmable Gate Arrays (FPGAs) are configurable integrated circuits designed to be programmed after manufacturing. These devices allow engineers to customize digital logic functions by configuring programmable interconnect structures and logic blocks.

FPGAs are commonly used in communications infrastructure, test and measurement equipment, and advanced electronic systems where flexible hardware acceleration and parallel processing are required.

How to Choose the Right Integrated Circuits

Processing Requirements: Determine the level of processing power needed based on the system’s computing workload, control tasks, or signal processing demands.

Application-Specific Functionality: Some designs benefit from application-specific integrated circuits that optimize performance for targeted workloads such as networking, automation, or machine learning.

IC Package and Board Compatibility: Ensure the selected IC package fits the circuit board layout and aligns with manufacturing and thermal requirements.

Power Consumption and System Efficiency: Embedded devices and portable electronics often require integrated circuits designed for efficient power management.

System Architecture and Interconnect Needs: Evaluate how the IC will communicate with other components through memory, peripherals, and interconnect interfaces within the broader electronic system.

Part Search

Total Products: 133,621
ImageData
Sheet
Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp
Additional SpecificationsQtyGet A
Quote
AT80C51RD2-RLTIM
AT80C51RD2-RLTIMMicrochip TechnologyIC MCU 8BIT ROMLESS 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Type:
ROMless
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
138
AT80C51RD2-RLTUM
AT80C51RD2-RLTUMMicrochip TechnologyIC MCU 8BIT ROMLESS 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Type:
ROMless
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
1,394
AT80C51RD2-SLRUM
AT80C51RD2-SLRUMMicrochip TechnologyIC MCU 8BIT ROMLESS 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Type:
ROMless
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
628
AT80C51RD2-SLSIM
AT80C51RD2-SLSIMMicrochip TechnologyIC MCU 8BIT ROMLESS 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Type:
ROMless
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
232
AT80C51RD2-SLSUM
AT80C51RD2-SLSUMMicrochip TechnologyIC MCU 8BIT ROMLESS 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Type:
ROMless
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
128
AT80C51RD2T-RLRUM
AT80C51RD2T-RLRUMMicrochip TechnologyIC MCU 8BIT ROMLESS 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Type:
ROMless
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
1,573
AT80C51RD2T-RLTUM
AT80C51RD2T-RLTUMMicrochip TechnologyIC MCU 8BIT ROMLESS 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Type:
ROMless
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
1,074
AT80C51SND1C-ROTIL
AT80C51SND1C-ROTILMicrochip TechnologyIC MCU 8BIT ROMLESS 80TQFPMicrocontrollers80-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
I2C, IDE/ATAPI, Memory Card, SPI, UART/USART, USB
Peripherals:
Audio, I2S, MP3, PCM, POR, WDT
Number of I/O:
44
Program Memory Type:
ROMless
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.3V
Data Converters:
A/D 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
80-TQFP (14×14)
Package / Case:
80-LQFP
441
AT80C51SND1C-ROTUL
AT80C51SND1C-ROTULMicrochip TechnologyIC MCU 8BIT ROMLESS 80TQFPMicrocontrollers80-TQFP (14x14)N/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40MHz
Connectivity:
I2C, IDE/ATAPI, Memory Card, SPI, UART/USART, USB
Peripherals:
Audio, I2S, MP3, PCM, POR, WDT
Number of I/O:
44
Program Memory Type:
ROMless
RAM Size:
2.25K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.3V
Data Converters:
A/D 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
80-TQFP (14×14)
Package / Case:
80-LQFP
181
AT83C5134-PNTUL
AT83C5134-PNTULMicrochip TechnologyIC MCU 8BIT 8KB FLASH 32VQFNMicrocontrollers32-VQFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
80C52
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART, USB
Peripherals:
LED, POR, PWM, WDT
Number of I/O:
18
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.6V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-VQFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
39
AT83C5135-PNTUL
AT83C5135-PNTULMicrochip TechnologyIC MCU 8BIT 16KB FLASH 32VQFNMicrocontrollers32-VQFN (5x5)N/A-40°C ~ 85°C (TA)
Core Processor:
80C52
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART, USB
Peripherals:
LED, POR, PWM, WDT
Number of I/O:
18
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.6V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
32-VQFN (5×5)
Package / Case:
32-VFQFN Exposed Pad
1,153
N/A
AT83C5136-PLTULMicrochip TechnologyIC MCU 8BIT 32KB FLASHMicrocontrollersN/AN/A-40°C ~ 85°C (TA)
Core Processor:
80C52
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART, USB
Peripherals:
LED, POR, PWM, WDT
Number of I/O:
34
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
EEPROM Size:
32K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.6V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
1,206
N/A
AT83C5136-PNTULMicrochip TechnologyIC MCU 8BIT 32KB FLASHMicrocontrollersN/AN/A-40°C ~ 85°C (TA)
Core Processor:
80C52
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART, USB
Peripherals:
LED, POR, PWM, WDT
Number of I/O:
18
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.6V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
1,328
N/A
AT83C5136-TISULMicrochip TechnologyIC MCU 8BIT 32KB FLASHMicrocontrollersN/AN/A-40°C ~ 85°C (TA)
Core Processor:
80C52
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, I2C, SPI, UART/USART, USB
Peripherals:
LED, POR, PWM, WDT
Number of I/O:
18
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 3.6V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
1,280
AT85C5122DVB-ALTUMN/AAT85C5122DVB-ALTUMMicrochip TechnologyIC MCU 8BIT 32KB CRAM 64VQFPMicrocontrollers64-VQFP (10x10)N/A-40°C ~ 85°C
Core Processor:
8051
Core Size:
8-Bit
Speed:
48MHz
Connectivity:
EBI/EMI, SmartCard, SPI, UART/USART, USB
Peripherals:
LED, POR, WDT
Number of I/O:
46
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
CRAM
RAM Size:
768 x 8
Voltage – Supply (Vcc/Vdd):
3V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Supplier Device Package:
64-VQFP (10×10)
Package / Case:
64-LQFP
148
AT87251G2D-3CSUM
AT87251G2D-3CSUMMicrochip TechnologyIC MCU 8/16BIT 32KB OTP 40PDILMicrocontrollers40-PDILN/A-40°C ~ 85°C (TA)
Core Processor:
C251
Core Size:
8/16-Bit
Speed:
24MHz
Connectivity:
EBI/EMI, I2C, Microwire, SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
OTP
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
4.5V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Through Hole
Supplier Device Package:
40-PDIL
Package / Case:
40-DIP (0.600″”, 15.24mm)
298
AT87251G2D-RLTUM
AT87251G2D-RLTUMMicrochip TechnologyIC MCU 8/16BIT 32KB OTP 44VQFPMicrocontrollers44-VQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
C251
Core Size:
8/16-Bit
Speed:
24MHz
Connectivity:
EBI/EMI, I2C, Microwire, SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
OTP
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
4.5V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-VQFP (10×10)
Package / Case:
44-LQFP
622
AT87251G2D-SLSUM
AT87251G2D-SLSUMMicrochip TechnologyIC MCU 8/16BIT 32KB OTP 44PLCCMicrocontrollers44-PLCC (16.6x16.6)N/A-40°C ~ 85°C (TA)
Core Processor:
C251
Core Size:
8/16-Bit
Speed:
24MHz
Connectivity:
EBI/EMI, I2C, Microwire, SPI, UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
OTP
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
4.5V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
44-PLCC (16.6×16.6)
Package / Case:
44-LCC (J-Lead)
806
AT87C51RB2-3CSUL
AT87C51RB2-3CSULMicrochip TechnologyIC MCU 8BIT 16KB OTP 40PDILMicrocontrollers40-PDILN/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
30/20MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
OTP
RAM Size:
512 x 8
Voltage – Supply (Vcc/Vdd):
2.7V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Through Hole
Supplier Device Package:
40-PDIL
Package / Case:
40-DIP (0.600″”, 15.24mm)
1,312
AT87C51RB2-3CSUM
AT87C51RB2-3CSUMMicrochip TechnologyIC MCU 8BIT 16KB OTP 40PDILMicrocontrollers40-PDILN/A-40°C ~ 85°C (TA)
Core Processor:
80C51
Core Size:
8-Bit
Speed:
40/20MHz
Connectivity:
UART/USART
Peripherals:
POR, PWM, WDT
Number of I/O:
32
Program Memory Size:
16KB (16K x 8)
Program Memory Type:
OTP
RAM Size:
512 x 8
Voltage – Supply (Vcc/Vdd):
4.5V ~ 5.5V
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Through Hole
Supplier Device Package:
40-PDIL
Package / Case:
40-DIP (0.600″”, 15.24mm)
1,457

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